38689090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{691}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 76230720

約数和(自身を除く): 37541630

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 509, 691, 1018, 1382, 2545, 3455, 5090, 5599, 6910, 7601, 11198, 15202, 27995, 38005, 55990, 76010, 351719, 703438, 1758595, 3517190, 3868909, 7737818, 19344545, 38689090]

約数ペア:

[(1, 38689090), (2, 19344545), (5, 7737818), (10, 3868909), (11, 3517190), (22, 1758595), (55, 703438), (110, 351719), (509, 76010), (691, 55990), (1018, 38005), (1382, 27995), (2545, 15202), (3455, 11198), (5090, 7601), (5599, 6910)]